CN1971197A - Piping for heat exchanger and refrigerating system using same - Google Patents
Piping for heat exchanger and refrigerating system using same Download PDFInfo
- Publication number
- CN1971197A CN1971197A CNA2006100027724A CN200610002772A CN1971197A CN 1971197 A CN1971197 A CN 1971197A CN A2006100027724 A CNA2006100027724 A CN A2006100027724A CN 200610002772 A CN200610002772 A CN 200610002772A CN 1971197 A CN1971197 A CN 1971197A
- Authority
- CN
- China
- Prior art keywords
- pipe arrangement
- heat exchanger
- flow channel
- refrigerant flow
- producing medium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B1/00—Compression machines, plants or systems with non-reversible cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
Refrigerating system of the invention, includes: a compressor for compressing refrigerant; a heat exchanger connecting with the compressor, making the refrigerant flowing and while exchanging with the surrounding atmosphere. Each heat exchanger has a piping for heat exchanger, the piping includes a piping casing with refrigerant flow channel, a rotating type guiding element provided in the piping casing for guiding refrigerant flowing along the refrigerant flow channel to rotating flow. The rotating type guiding element includes a guide vane convoluting by spiral type along the center of the refrigerant flow channel. According to the invention, the refrigerant flowing along the refrigerant flow channel is equably mixed and rotated at the same time, the rotating type guiding element urges the transfering with each other between the heat in the piping outside and heat in the refrigerant flow channel inside, so the heat exchange is successfully carried out between the refrigerant and the exterior air.
Description
Technical field
The present invention relates to a kind of refrigeration system, relate in particular to for the heat exchanger effectiveness that improves the heat exchanger that refrigeration system comprises and carry out improvedly being used for the pipe arrangement of heat exchanger and having the refrigeration system of this pipe arrangement.
Background technology
Usually, refrigeration system is to utilize the state variation of cold-producing medium and variations in temperature and the device of variations in temperature around the guidance system, can exemplify devices such as air conditioner, refrigerator, heat pump.Refrigeration system is basically by being used for the compressor of cold-producing medium boil down to high pressure conditions, being used for being compressed condenser that gas refrigerant liquefies, being used for the evaporimeter that cold-producing medium to liquefaction carries out the expansion valve of heat insulation expansion and be used for refrigerants vaporize is absorbed outside heat and constituting.These compressors, condenser, expansion valve and evaporimeter are connected by pipe arrangement, circulate so that cold-producing medium forms the loop circuit.
These constitute in the structure of refrigeration systems, finish the heat exchange between cold-producing medium and the surrounding air in evaporimeter and condenser, cold-producing medium during by evaporimeter and condenser completion status change.Because the heat exchanger effectiveness of these heat-exchange devices brings bigger influence for the performance of system, thereby around heat-exchange device, be provided for producing the air exhausting device that air flows usually.At present, except making the method that the heat-exchange device ambient air flows, the various methods that are used to improve the heat exchanger heat exchanger effectiveness just constantly are studied and develop.
As the one example, Korea S's publication " 10-2005-0089443 number " discloses a kind of air conditioner that improves heat exchanger effectiveness in condenser that the condensed water that is produced in the condenser is sprayed.
The disclosed air conditioning apparatus of Korea S's publication " 10-2005-0089443 number " becomes the condensed water that will be produced in the condenser and is accumulated in the drainage type fan (drain fan), and the condensed water that will be accumulated to the drainage type fan then is ejected into condenser surface.
But, this existing air conditioner because the unit that the condensed water that is provided for building up in the drainage type fan around the condenser pumps up, be used for condensed water be directed to the condensed water tubing of upper end of condenser portion, the sprayer unit etc. that is used for condensed water is ejected into condenser is used for condensed water is ejected into the structure of condenser parts, thereby has the structure of the refrigeration system complicated problems that becomes.
And the condensed water injection method that aforesaid existing use in refrigeration system adopts in improving heat exchanger effectiveness is difficult to be applied to surface temperature and drops in the evaporimeter below the freezing point.
Summary of the invention
The present invention proposes in order to solve aforesaid problem, its purpose is to provide a kind of and all applicatoryly in condenser and evaporimeter is used for the pipe arrangement of heat exchanger and has the refrigeration system of this pipe arrangement, not only prevent the complex structure of refrigeration system, but also improved heat exchanger effectiveness.
The pipe arrangement that is used for heat exchanger provided by the present invention to achieve these goals comprises: the pipe arrangement housing with refrigerant flow channel; Be arranged at the rotary guiding parts of described pipe arrangement enclosure interior, to be used to guide and mobile cold-producing medium rotational flow along described refrigerant flow channel.
At this, described rotary guiding parts comprises the guide vane that curls up by the helical type along described refrigerant flow channel center.
And the side end of perimeter surface in the described pipe arrangement housing of described guide vane is incorporated into the interior perimeter surface of described pipe arrangement housing.
And the interior perimeter surface of described pipe arrangement housing has helical type gathering sill, and to help along described refrigerant flow channel and mobile cold-producing medium rotational flow, the spiral angle of described gathering sill is identical with the spiral angle of described guide vane.
In addition, refrigeration system provided by the present invention to achieve these goals comprises: the compressor that is used for compressed refrigerant; When being connected in described compressor and making flow of refrigerant and the surrounding air heat exchanger that carries out heat exchange; It is characterized in that described heat exchanger has the pipe arrangement that is used for heat exchanger, this pipe arrangement comprises: the pipe arrangement housing with refrigerant flow channel; Be arranged at the rotary guiding parts of described pipe arrangement enclosure interior, to be used to guide and mobile cold-producing medium rotational flow along described refrigerant flow channel.
Description of drawings
Fig. 1 simply represents the schematic diagram of air conditioner as an example of refrigeration system that the foundation preferred embodiment of the present invention provided;
Take out the schematic diagram of a part in the heat exchanger of the refrigeration system that Fig. 2 is provided for the foundation preferred embodiment of the present invention;
Fig. 3 and Fig. 4 take out primary structure and cut the schematic diagram and the front elevation of a part for the pipe arrangement that is used for heat exchanger that heat exchanger comprised of the refrigeration system that the foundation preferred embodiment of the present invention is provided;
The schematic diagram that is used to illustrate the flow of refrigerant that flows along the pipe arrangement inside that is used for heat exchanger that Fig. 5 is provided for the foundation preferred embodiment of the present invention;
Fig. 6 a, 6b, 6c represent to be used for the schematic diagram of the various different structures of rotary guiding parts that pipe arrangement comprised of heat exchanger.
Main symbol description: 10 is compressor, 20 is condenser, 21,31 is pipe arrangement, 23,33 is rectilinear tubes, 24,34,64,74,84 is the pipe arrangement housing, and 25,35,65,75,85 is refrigerant flow channel, 26,36,66,76,86 gathering sills, 27,37,67,77,87 rotary guiding parts, 28,38,68,78,88 guide vanes.
The specific embodiment
Below, pipe arrangement that is used for heat exchanger that preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings is provided and refrigeration system with this pipe arrangement.
Fig. 1 represents the schematic diagram of air conditioner simply as an example of refrigeration system that the foundation preferred embodiment of the present invention provided, take out the schematic diagram of a part in the heat exchanger of the refrigeration system that Fig. 2 is provided for the foundation preferred embodiment of the present invention, Fig. 3 and Fig. 4 take out primary structure and cut the schematic diagram and the front elevation of a part for the pipe arrangement that is used for heat exchanger that heat exchanger comprised of the refrigeration system that the foundation preferred embodiment of the present invention is provided, the schematic diagram that is used to illustrate the flow of refrigerant that flows along the pipe arrangement inside that is used for heat exchanger that Fig. 5 is provided for the foundation preferred embodiment of the present invention.
As shown in Figure 1, according to the refrigeration system that the preferred embodiments of the present invention provided, comprise: the compressor 10 that is used for compressed refrigerant; Be used for carrying out condensing condenser 20 in 10 refrigerant compressed of compressor; And, be used for to condenser 20 the evaporimeter 30 that evaporates of condensing cold-producing medium.
Compressor 10, condenser 20 and evaporimeter 30 interconnect by refrigerator pipes (not shown), thereby constitute the closed loop of circulating refrigerant.Be provided for decompressor (not shown) that the cold-producing medium by compressor 10 boil down to high pressure conditions is reduced pressure between condenser 20 and the evaporimeter 30.
Condenser 20 and evaporimeter 30 are to carry out the state variation of cold-producing medium and the heat exchanger of heat exchange, and these heat exchangers 20,30 comprise the pipe arrangement 21,31 of flow system cryogen and are incorporated into pipe arrangement 21,31 outer peripheral faces and help a plurality of (pin) 22,32 of the heat exchange between cold-producing medium and the extraneous air.The fan assembly 40,50 that the outer setting of each heat exchanger 20,30 is used to make air to flow improves heat exchanger effectiveness thus.
The pipe arrangement 21,31 that is arranged at each heat exchanger 20,30 is connected continuously and is constituted by a plurality of rectilinear tubes 23,33 and a plurality of swan- neck 29,39 as shown in Figure 2.
Rotary guiding parts 27,37 comprises a plurality of guide vanes 28,38 that curl up by the helical type along refrigerant flow channel 25,35 centers.These guide vanes 28,38 are arranged with the interval of 90 degree approximately from the center of refrigerant flow channel 25,35.That is the morphosis that is twisted by cross post of rotary guiding parts 27,37.
The side end towards pipe arrangement housing 24,34 interior perimeter surface of each guide vane 28,38 contacts the interior perimeter surface of pipe arrangement housing 24,34.So, form as one, make thus along refrigerant flow channel 25,35 and the cold-producing medium heat exchange area that flows enlarges by pipe arrangement housing 24,34 and a plurality of guide vane 28,38.And, the heat of pipe arrangement housing 24,34 extraneous airs is delivered to refrigerant flow channel 25,35 centers well by rotary guiding parts 27,37, and the heat at refrigerant flow channel 25,35 centers is delivered to the outside of pipe arrangement housing 24,34 well by rotary guiding parts 27,37.
The interior perimeter surface of pipe arrangement housing 24,34 has a plurality of gathering sills 26,36, to help the cold-producing medium rotational flow that flows along refrigerant flow channel 25,35.A plurality of gathering sills 26,36 curl up by the helical type along the inner surface of pipe arrangement housing 24,34.The spiral angle of these gathering sills 26,36 spiral angle with guide vane 28,38 in fact is identical, thereby further promotes along refrigerant flow channel 25,35 and the cold-producing medium rotational flow that flows.
Among the present invention, be used for may all constituting the rectilinear tubes 23,33 with rotary guiding parts 27,37 and gathering sill 26,36 between corresponding linearity sector among the pipe arrangement 21,31 of heat exchanger, the part between also may the linearity sector constitutes above-mentioned rectilinear tubes 23,33.As be back one situation, rectilinear tubes 23,33 can be incorporated on the pipe arrangement of swan- neck 29,39 sides by welding.
Below with reference to Fig. 1 pipe arrangement that is used for heat exchanger that the preferred embodiments of the present invention provide and the effect with refrigeration system of this pipe arrangement are described.
If the running refrigerating system, then compressor 10 is with gaseous state cold-producing medium boil down to high-temperature high-pressure refrigerant and be transplanted in the condenser 20.The cold-producing medium that is transplanted on condenser 20 is discharged heat and condensingly is liquid condition through the pipe arrangement 21 of condenser 20 time.
Cold-producing medium is by in the process of condenser pipe arrangement 21, and the cold-producing medium that flow into rectilinear tubes shown in Figure 3 23 refrigerant flow channel 25 is by rotary guiding parts 27 and gathering sill 26 guiding.That is, cold-producing medium flow into respectively dividing in the passage of the refrigerant flow channel 25 of being divided by a plurality of guide vanes 28, and along guide vane 28 and gathering sill 26 rotations.At this, when cold-producing medium is a gaseous state with liquid condition is mixed mutually two states (phase), the increase of flowing along with centrifugal force of the cold-producing medium by guide vane 28 guiding presents annularly flow (annular flow).
So, because cold-producing medium rotation through refrigerant flow channel 25, thereby the interior perimeter surface along the cold-producing medium of refrigerant flow channel 25 center flow towards pipe arrangement housing 24 moves, and move towards refrigerant flow channel 25 centers once more, thereby cold-producing medium is mixed equably along the mobile cold-producing medium of the interior perimeter surface of pipe arrangement housing 24.Therefore, can carry out heat exchange between cold-producing medium and the rectilinear tubes 23 smoothly.
As shown in Figure 5, when the interval (A) of cold-producing medium by being provided with rotary guiding parts,, and after disengaging is provided with the interval (A) of rotary guiding parts, mixed equably by guide vane 27 guiding and along dividing the passage rotation.
During the interval (A) of cold-producing medium by being provided with rotary guiding parts, the heat of pipe arrangement housing 24 outsides is delivered to refrigerant flow channel 25 centers by rotary guiding parts 27, and the heat of refrigerant flow channel 25 is delivered to pipe arrangement housing 24 by rotary guiding parts 27, thereby more successfully carries out the heat exchange between cold-producing medium and the extraneous air.
In addition, be cooled during by condenser 20 and be depressurized during by decompressor (not shown), and be shifted in the evaporimeter shown in Figure 1 30 by condensing cold-producing medium for liquid condition.
The cold-producing medium that flow into evaporimeter 30 absorbs outside heat and is vaporizated into gaseous state when pipe arrangement 31 flows.During the rectilinear tubes 33 of cold-producing medium by evaporimeter pipe arrangement 31 shown in Figure 3, be rotated by rotary guiding parts 37 mobile, thereby mixed equably.And, in evaporimeter pipe arrangement 31 also with condenser pipe arrangement 21 in identical, owing to cold-producing medium is continued to use in the rotary guiding parts 37 of conduction pipe arrangement housing 34 outside heat and flowed, thereby make the heat exchange area increase of cold-producing medium.Therefore, after the cold-producing medium that flows along evaporimeter pipe arrangement 31 carries out heat exchange actively with extraneous air and successfully vaporizes, flow into once more in the compressor 10.
In addition, the rotary guiding parts that pipe arrangement comprised that is used for heat exchanger provided by the present invention is not limited to the cross post shapes of above-mentioned distortion.That is, the pipe arrangement that is used for heat exchanger provided by the present invention is shown in Fig. 6 a to Fig. 6 c, and the shape of the rotary guiding parts that this pipe arrangement comprised can be made of multiple shape.
The pipe arrangement that is used for heat exchanger shown in Fig. 6 a comprises pipe arrangement housing 64 with refrigerant flow channel 65 and gathering sill 66 and is curled up by the helical type along refrigerant flow channel 65 centers by two guide vanes 68 and the rotary guiding parts 67 that constitutes.Each guide vane 68 is arranged with 180 intervals of spending approximately from refrigerant flow channel 65 centers, thereby is formed the writing board shape that is twisted.Gathering sill 66 is pressed the helical type along the interior perimeter surface of pipe arrangement housing 64 and is formed, and the spiral angle of gathering sill 66 is identical with the spiral angle of guide vane 68.
The pipe arrangement that is used for heat exchanger shown in Fig. 6 b also comprises pipe arrangement housing 74 with refrigerant flow channel 75 and gathering sill 76 and the rotary guiding parts 77 that form as one with pipe arrangement housing 74 in refrigerant flow channel 75 inside.Rotary guiding parts 77 is arranged at interval with 120 degree approximately from refrigerant flow channel 75 centers by three guide vanes 78, and is formed the state that curls up by the helical type along refrigerant flow channel 75 centers.The interior perimeter surface of pipe arrangement housing 74 has a plurality of gathering sills 76 and forms by the helical type, and the spiral angle of this gathering sill 76 is identical with the spiral angle of guide vane 78.
The pipe arrangement that is used for heat exchanger shown in Fig. 6 c also comprises pipe arrangement housing 84 with refrigerant flow channel 85 and helical type gathering sill 86 and the rotary guiding parts 87 that is incorporated into perimeter surface in the pipe arrangement housing 84 in order to guide the cold-producing medium rotational flow.Rotary guiding parts 87 is arranged with 72 intervals of spending approximately from refrigerant flow channel 85 centers by five guide vanes 88, and is formed the state that curls up by the helical type along refrigerant flow channel 85 centers.And the spiral angle of guide vane 88 is identical with the spiral angle of gathering sill 86.
According to the present invention, because the flow channel that is used for the pipe arrangement of heat exchanger is provided for guiding the rotary guiding parts of cold-producing medium rotational flow, thereby make along refrigerant flow channel and mobile cold-producing medium mixes when being rotated equably, and because rotary guiding parts impels the mutual transmission between pipe arrangement outside heat and the refrigerant flow channel heat.Therefore, successfully carry out heat exchange between cold-producing medium and the extraneous air.
And, according to the present invention because all applicable in condenser and evaporimeter, and be different from above-mentioned prior art need be at condenser or the special device of evaporimeter outer setting, thereby can not make the complex structure of refrigeration system.
Above-mentioned the present invention is not limited to accompanying drawing and structure and the effect in the content described.That is, the present invention can carry out various changes and modification within the thought of the claim of being put down in writing and scope.
Claims (14)
1, a kind of pipe arrangement that is used for heat exchanger, this pipe arrangement are arranged at cold-producing medium and surrounding air are carried out in the heat exchanger of heat exchange, and moving to be used for directs refrigerant, the described pipe arrangement that is used for heat exchanger comprises:
Pipe arrangement housing with refrigerant flow channel; Be arranged at the rotary guiding parts of described pipe arrangement enclosure interior, to be used to guide and mobile cold-producing medium rotational flow along described refrigerant flow channel.
2, the pipe arrangement that is used for heat exchanger according to claim 1 is characterized in that described rotary guiding parts is along described refrigerant flow channel center arrangement.
3, the pipe arrangement that is used for heat exchanger according to claim 2 is characterized in that described rotary guiding parts comprises the guide vane that curls up by the helical type along described refrigerant flow channel center.
4, the pipe arrangement that is used for heat exchanger according to claim 3 is characterized in that described guide vane arranged by same intervals from described refrigerant flow channel center by a plurality of blades.
5, the pipe arrangement that is used for heat exchanger according to claim 3 is characterized in that the side end of perimeter surface in the described pipe arrangement housing of described guide vane contacts the interior perimeter surface of described pipe arrangement housing.
6, the pipe arrangement that is used for heat exchanger according to claim 3 is characterized in that the interior perimeter surface of described pipe arrangement housing has helical type gathering sill, to help along described refrigerant flow channel and mobile cold-producing medium rotational flow.
7, the pipe arrangement that is used for heat exchanger according to claim 6 is characterized in that the spiral angle of described gathering sill is identical with the spiral angle of described guide vane.
8, a kind of refrigeration system comprises: the compressor that is used for compressed refrigerant; When being connected in described compressor and making flow of refrigerant and the surrounding air heat exchanger that carries out heat exchange, it is characterized in that
Described heat exchanger has the pipe arrangement that is used for heat exchanger, and this pipe arrangement comprises: the pipe arrangement housing with refrigerant flow channel; Be arranged at the rotary guiding parts of described pipe arrangement enclosure interior, to be used to guide and mobile cold-producing medium rotational flow along described refrigerant flow channel.
9, refrigeration system according to claim 8 is characterized in that the center arrangement of described rotary guiding parts along described refrigerant flow channel.
10, refrigeration system according to claim 9 is characterized in that described rotary guiding parts comprises the guide vane that curls up by the helical type along the center of described refrigerant flow channel.
11, refrigeration system according to claim 10 is characterized in that described guide vane arranged by same intervals from the center of described refrigerant flow channel by a plurality of blades.
12, refrigeration system according to claim 10 is characterized in that described guide vane side end of perimeter surface in the described pipe arrangement housing contacts the interior perimeter surface of described pipe arrangement housing.
13, refrigeration system according to claim 10 is characterized in that the interior perimeter surface of described pipe arrangement housing has helical type gathering sill, to help along described refrigerant flow channel and mobile cold-producing medium rotational flow.
14, refrigeration system according to claim 13 is characterized in that the spiral angle of described gathering sill is identical with the spiral angle of described guide vane.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050112475 | 2005-11-23 | ||
| KR1020050112475A KR20070054460A (en) | 2005-11-23 | 2005-11-23 | Pipe for heat exchanger and refrigeration system having the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1971197A true CN1971197A (en) | 2007-05-30 |
Family
ID=38112125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100027724A Pending CN1971197A (en) | 2005-11-23 | 2006-01-25 | Piping for heat exchanger and refrigerating system using same |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20070054460A (en) |
| CN (1) | CN1971197A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101949663A (en) * | 2010-09-13 | 2011-01-19 | 三花丹佛斯（杭州）微通道换热器有限公司 | Refrigerant guide pipe and heat exchanger with same |
| CN101483173B (en) * | 2008-01-10 | 2011-06-08 | 株式会社电装 | Semiconductor cooling structure |
| WO2018002981A1 (en) * | 2016-06-27 | 2018-01-04 | 三菱電機株式会社 | Heat exchanger, refrigerator using heat exchanger as cooler, and method for manufacturing heat exchanger |
| CN107726729A (en) * | 2016-08-11 | 2018-02-23 | 中石化洛阳工程有限公司 | A kind of liquefied natural gas condensation method and device again |
| TWI616635B (en) * | 2011-07-25 | 2018-03-01 | 楊泰和 | Close-loop temperature equalization device |
-
2005
- 2005-11-23 KR KR1020050112475A patent/KR20070054460A/en not_active Application Discontinuation
-
2006
- 2006-01-25 CN CNA2006100027724A patent/CN1971197A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101483173B (en) * | 2008-01-10 | 2011-06-08 | 株式会社电装 | Semiconductor cooling structure |
| CN101949663A (en) * | 2010-09-13 | 2011-01-19 | 三花丹佛斯（杭州）微通道换热器有限公司 | Refrigerant guide pipe and heat exchanger with same |
| TWI616635B (en) * | 2011-07-25 | 2018-03-01 | 楊泰和 | Close-loop temperature equalization device |
| WO2018002981A1 (en) * | 2016-06-27 | 2018-01-04 | 三菱電機株式会社 | Heat exchanger, refrigerator using heat exchanger as cooler, and method for manufacturing heat exchanger |
| CN109416228A (en) * | 2016-06-27 | 2019-03-01 | 三菱电机株式会社 | Heat exchanger uses the heat exchanger as the manufacturing method of the refrigerator of cooler and heat exchanger |
| CN107726729A (en) * | 2016-08-11 | 2018-02-23 | 中石化洛阳工程有限公司 | A kind of liquefied natural gas condensation method and device again |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20070054460A (en) | 2007-05-29 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |